ospf routing

Which three statements about OSPF areas are true?

Which BGP command provides the router ID, local preference, next hop, and BGP path in its output?

What needs to be done to ensure optimal data routing when using OSPF?

What can you conclude about router A?

Which two routing interface parameters are supported in OSPF implementations?

Which two statements about route redistribution when implementing OSPF are true?

Which two things should you verify to troubleshoot this problem?

What should you verify to troubleshoot this problem?

what does the device append to the 64-bit prefix that it receives from the router to create its IPv6 address?

Which show command should the administrator use?